{"instruction": "You are an expert in named entity recognition. Please extract entities that match the schema definition from the input. Return an empty list if the entity type does not exist. Please respond in the format of a JSON string.", "schema": ["machine or equipment", "engineering feature", "machanical property", "concept or principle", "process characterization", "manufacturing standard"], "input": "The size of grains , micro-segregation of alloying elements , phases within the metal and size of dendrites relates to the tensile strength and ductility ."}
{"machine or equipment": [], "engineering feature": [], "machanical property": ["tensile strength", "ductility"], "concept or principle": ["grains", "micro-segregation"], "process characterization": [], "manufacturing standard": []}